42140505

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{2011}}^1$

素因数の和:2157

約数の個数: 32

約数和(自身を含む): 74170368

約数和(自身を除く): 32029863

約数列:

[1, 3, 5, 11, 15, 33, 55, 127, 165, 381, 635, 1397, 1905, 2011, 4191, 6033, 6985, 10055, 20955, 22121, 30165, 66363, 110605, 255397, 331815, 766191, 1276985, 2809367, 3830955, 8428101, 14046835, 42140505]

約数ペア:

[(1, 42140505), (3, 14046835), (5, 8428101), (11, 3830955), (15, 2809367), (33, 1276985), (55, 766191), (127, 331815), (165, 255397), (381, 110605), (635, 66363), (1397, 30165), (1905, 22121), (2011, 20955), (4191, 10055), (6033, 6985)]